package org.csmzxy.class2333;
class BankAccount {
    private String accountNumber;
    private double balance;
    public void setAccountNumber(String accountNumber){
        this.accountNumber =accountNumber;
    }
    public String getAccountNumber(){
        return accountNumber;
    }
    public void setBalance(double balance){
        if(balance < 0){
            System.out.println("输入金额有误！");
        }else{
            this.balance =balance;
        }
    }
    public double getBalance(){
        return balance;
    }
    public void broadcast(String accountNumber, double balance){
        System.out.println("账户"+accountNumber+"的余额为"+balance+"元");
    }
}
public class Example04 {
    public static void main(String[] args){
        BankAccount account = new BankAccount();
        account.setAccountNumber("46866");
        account.setBalance(50);
        account.broadcast(account.getAccountNumber(),account.getBalance());
    }
}
